CVE-2025-56463: mercusys mw305r_firmware
Analyzed
Published 26-09-2025Last modified 26-09-2025
Vulnerability summary
CVE-2025-56463 is a medium (CVSS 6.8) vulnerability in mercusys mw305r_firmware. EPSS estimates a 0.20% chance of exploitation in the next 30 days, higher than 9.1% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.8/10
010
Medium · v3.1 (CVE.org)EPSS score
0.20%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1github
Timeline
- 26-09-2025PublishedVulnerability first disclosed.
- 26-09-2025Last modifiedVulnerability information updated.
Description
Mercusys MW305R 3.30 and below is has a Transport Layer Security (TLS) certificate private key disclosure.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST6.8MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.20%
Chance of exploitation in the next 30 days
Percentile
9%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.20% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundCves
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Mercusys1 product
- mw305r_firmware≤ 3.30
1 vendor · 1 product
References
2 links- packetstormsecurity.comNot Applicable